Home / 268,439.72-402,364.31-110,582.06

Finding the Fourth Proportional to 268,439.72, 402,364.31 and 110,582.06

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Solution

The fourth proportional to 268,439.72, 402,364.31 and 110,582.06 is: 165,751.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,439.72 : 402,364.31 = 110,582.06 : x
  2. Step 2: Convert to fraction form
    268,439.72/402,364.31 = 110,582.06/x
  3. Step 3: Cross multiply
    268,439.72x = 402,364.31 × 110,582.06
  4. Step 4: Simplify right side
    268,439.72x = 44,494,271,705.55
  5. Step 5: Solve for x
    x = 44,494,271,705.55/268,439.72
  6. Step 6: Final answer
    x = 165,751.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.